Amperesand, a leader in next-generation power infrastructure for AI data centers and critical power applications, today announced the closing of an $80 million Series A funding round co-led by Walden Catalyst Ventures and Temasek.

The oversubscribed round welcomed new investors Industry Ventures, Acclimate Ventures, and SG Growth Capital, alongside continued participation from Xora Innovation, Material Impact, TDK Ventures and Foothill Ventures.

Amperesand is a next-generation power infrastructure provider, designing advanced power conversion solutions that enable Artificial Intelligence (AI) data centers and critical power applications to operate with maximum efficiency, reliability, and scalability. Amperesand is led by a team of industry veterans with international operations across San Francisco, California, Reno, Nevada, and Singapore.